Original Imperial Japanese WWII Hand Cranked Air Raid Siren by Yahagi - Fully Functional Category_Fusee Spring & Cover There is also still most

There is also still most of the original cardboard inner lining

The teeth on the "Saw Wheel" are each numbered from from One to Eleven

this is an Original G

The second example is in much better shape

Original Imperial Japanese WWII Hand Cranked Air Raid Siren by Yahagi - Fully Functional Category_Fusee Spring & Cover There is also still mostOriginal Item: Only One Available. This is a rare fully functional Japanese WWII hand cranked air raid siren, which would usually be attached to some sort of stand. There are two bolts on the rear for attaching to a mount, but no mount is included. It is definitely larger than the hand held type, and has a large nozzle on the front to help with sound projection. It looks to be made mostly of what appears to be aluminum, or some other non ferrous